Quote of the day for kids by Stephen Hawking: "There should be no boundaries to human endeavour. We are all different. However..."

Stephen Hawking, a brilliant physicist, overcame a severe motor neuron disease to inspire millions with his work on black ...
Opinion

Meet Stephen Hawking Like Never Before In New Biography — See the Cover! (Exclusive)

PEOPLE can exclusively reveal the cover for the first and only authorized biography of Stephen Hawking,' Hawking: His Life and Work,' written by Graham Farmelo and arriving on bookshelves Sept. 29, ...